Moving a mesh with complex-as-simple collision clears overlaps previously detected by moving collision components

UE - Simulation - Physics - Solver - Jun 26, 2024

Consider a static mesh set to use complex-as-simple collision, and a convex collision component, starting to overlap each other. When only the Collision Component moves, its collision with the stat ...

pose search cook determinism issue

UE - Anim - Gameplay - Jun 26, 2024

Incorrect error icon on stationary lights in a sublevel when the sublevel is first added

UE - Graphics Features - Jun 26, 2024

When you add a level with stationary lights to another level as a sublevel they will show a first error icon on the lights. Once you close the project or refresh the level this icon is shown as nor ...

Exposure compensation curves do not blend

UE - Graphics Features - Jun 26, 2024

Requested in https://udn.unrealengine.com/s/question/0D5QP000006g7Px0AI/auto-exposure-various Previously discussed in https://udn.unrealengine.com/s/question/0D52L00004vKeNJSA0/blending-postproce ...

Allowed ranges for the different Exposure Settings in PPV are not consistent

UE - Graphics Features - Jun 26, 2024

https://udn.unrealengine.com/s/question/0D5QP000006g7Px0AI/auto-exposure-various Caused by inconsistent usage of ClampMin/ClampMax/UIMin/UIMax in Scene.h Ranges should also be modified based on ...

In class UCancellableAsyncAction, methods IsRegistered() and ShouldBroadcastDelegates() still return true after Cancel() or SetReadyToDestroy() unregisters the object.

UE - Gameplay - Blueprint - Jun 26, 2024

Class UBlueprintAsyncActionBase provides methods RegisterWithGameInstance() and SetReadyToDestroy(), which respectively register and unregister the object with the game instance. Derived class UCanc ...

Actors are removed from data layers after Play and Eject (F8) and using Save Changes (shortcut K)

UE - World Creation - Worldbuilding Tools - Data Layers - Jun 25, 2024

Bug in StringTemplate.cpp related to modulo operator in MaterialTemplate.ush (code fix provided)

UE - Rendering Architecture - Materials - Jun 25, 2024

Shader Template files like MaterialTemplate.ush do not submit previous chunks when encountering a `%` character, unless that `%` character is `%s` or `% {...} `. Because the error is happening ...

Level Instance Editor Paths not resolving correctly

UE - World Creation - Worldbuilding Tools - Level Instances - Jun 25, 2024

Soft refs to actors within level instances are not working for:Level Script.BP assets dynamically spawned at runtime.Placed BPs may also have their soft ref broken (maybe this issue is more-so relat ...

can not load all actors when load level with ULevel::LoadAllExternalObjectsTag

UE - World Creation - Worldbuilding Tools - Jun 25, 2024

the udn link:https://udn.unrealengine.com/s/question/0D5QP00000OxDLH0A3/%E9%80%9A%E8%BF%87%E4%BB%A3%E7%A0%81%E6%88%96%E8%80%85%E8%93%9D%E5%9B%BE%E8%8A%82%E7%82%B9%E5%A4%8D%E5%88%B6%E5%85%B3%E5%8D% ...